date-fns
Moment.js
Luxon
js-Joda
Next.js
Nuxt.js
CakePHP
2kB JavaScript date utility library

MySQL
PostgreSQL
Oracle Database 12c
Oracle DBaaS
SQLite
SAP HANA
Software AG webMethods
Microsoft SQL is a best in class relational database management software that facilitates the database server to provide you a primary function to store and retrieve data.

Which is more popular?
Based on our record, Day.js seems to be more popular. It has been mentioned 43 times since March 2021.
Website, pricing, platforms and company facts side by side.
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Day.js
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| Website | day.js.org | microsoft.com |
| Pricing | — | |
| Company | — | Startup from the United States |
| Listed in |
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3.1 Microsoft SQL Server Review
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A test-data MCP server is one whose tools generate realistic, relationally consistent rows and write them into a database, so an AI coding agent can populate an empty schema by describing what it needs in plain...
Recommendations tracked on public social media and blogs since March 2021.

Date strings. ISO 8601 timestamps like "2026-04-27T10:00:00Z" are string to the converter. If you're parsing them with date-fns or dayjs, you'll want to change those to Date in your final types. - Source: dev.to / 6 months ago
Dayjs - Fast 2kB alternative to Moment.js with the same modern API. - Source: dev.to / 8 months ago
I think the JS Date class should be avoided for anything related to DateTime. Instead, use one of the established libraries: Moment.js or Day.js. And in the near future, use the successor of Date, the new Temporal API. - Source: dev.to / 12 months ago
Tracking Microsoft SQL since Mar 2021.
When comparing Day.js and Microsoft SQL, you can also consider the following products.

date-fns provides the most comprehensive yet simple and consistent toolset for manipulating JavaScript dates in a browser & Node.js.
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Parse, validate, manipulate, and display dates in JavaScript
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PostgreSQL is a powerful, open source object-relational database system.
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Application and Data, Libraries, and Javascript Utilities & Libraries
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Simplify database management and automate the information lifecycle with maximum security.
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